Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Cliff Bellum — 3 Patents

SDSonoco Development: 3 patents #84 of 354Top 25%
Hartsville, SC: #39 of 141 inventorsTop 30%
South Carolina: #4,490 of 15,501 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Cliff Bellum has been granted 3 US patents while listed as an inventor at Sonoco Development. The first was granted in 2005 and the most recent in September 2006. Cliff Bellum ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Cliff Bellum in Hartsville, SC, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7102518 Removable identification device for multilayer tubular structures James W. Lowry 2006-09-05 $15,207,000
7038587 Identification device for multilayer tubular structures James W. Lowry 2006-05-02 $13,234,000
6851643 Spirally wound tube with enhanced inner diameter stiffness, and method of making same Yanping Qiu, Johannes Wilhelmus van de Camp, Mark Burns, Xiaokai Niu 2005-02-08 $10,219,000